Home / 134,720.69-202,115.36-39,954.33

Finding the Fourth Proportional to 134,720.69, 202,115.36 and 39,954.33

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Solution

The fourth proportional to 134,720.69, 202,115.36 and 39,954.33 is: 59,941.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,720.69 : 202,115.36 = 39,954.33 : x
  2. Step 2: Convert to fraction form
    134,720.69/202,115.36 = 39,954.33/x
  3. Step 3: Cross multiply
    134,720.69x = 202,115.36 × 39,954.33
  4. Step 4: Simplify right side
    134,720.69x = 8,075,383,791.51
  5. Step 5: Solve for x
    x = 8,075,383,791.51/134,720.69
  6. Step 6: Final answer
    x = 59,941.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.